Duane Morris LLP, a law firm with more than 800 attorneys in offices across the United States and internationally, is asked by a broad array of clients to provide innovative solutions to today's legal and business challenges. From a partnership of four Philadelphia attorneys in 1904, the firm has grown to be among the 100 largest in the world. Duane Morris'​ lawyers now work out of offices in North America, Europe and Asia to address clients'​ issues around the globe. See the Harvard Business School’s second case study of the firm titled Collaborating for Growth: Duane Morris in a Turbulent Legal Sector.